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Finding the Third Proportional to 30,665,038 and 65,584,884

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Solution

The third proportional to 30,665,038 and 65,584,884 is: 140,269,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,665,038 : 65,584,884 = 65,584,884 : x
  2. Step 2: Convert to fraction form
    30,665,038/65,584,884 = 65,584,884/x
  3. Step 3: Cross multiply
    30,665,038x = 65,584,884 × 65,584,884
  4. Step 4: Simplify right side
    30,665,038x = 4,301,377,009,293,456
  5. Step 5: Solve for x
    x = 4,301,377,009,293,456/30,665,038
  6. Step 6: Final answer
    x = 140,269,743.32

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.